A young Kozaku grins and bears her way through her youth in an Academy City research institution, where she befriends Dolly, one of the other girls there. But when Kozaku learns the grim truth about Dolly, it sets her on a life-altering course.
This "younger sister" is lying asleep
in a certain research facility.
هذه "الأخت الصّغيرة" نائمة 
.في مركز بحث ما
Diese „kleine Schwester“ … schlummert in
einer gewissen Forschungseinrichtung.
Y su hermana está durmiendo
en cierto laboratorio.
Y su hermana está durmiendo
en cierto laboratorio.
Et sa sœur repose
dans un certain centre de recherche.
E questa "sorella"...
Essa irmã mais nova
Та младшая сестра